\(\frac{429}{639}>\frac{219}{333}\)
\(\frac{10^{15}+1}{10^{16}+1}>\frac{10^{16}+1}{10^{17}+1}\)
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\(A=\frac{20^{10}+1}{20^{10}-1}v\text{à}B=\frac{20^{10}-1}{20^{10}-3}Sos\text{á}nhAv\text{à}B\)
so sánh a)\(\frac{10^{2014}-1}{10^{2015}-1}v\text{à}\frac{10^{2013}-1}{10^{2014}-1}\)
b) \(\frac{n+3}{n-2}v\text{à}\frac{n+5}{n-4}\)
So sánh giùm mik nha.
a) \(\frac{3}{-4}v\text{à}\frac{-1}{-4}\)
b) \(\frac{15}{17}v\text{à}\frac{25}{27}\)
c) \(\frac{-9}{6}v\text{à}\frac{6}{-4}\)
d) \(\frac{2000}{2001}+\frac{2001}{2002}v\text{à}\frac{2000+2001}{2001+2002}\)
Lm đc bài nào thì giải giúp mik vs nha.
so sánh
a, A=\(\frac{10^{17}-1}{10^{16}-1}vaB=\frac{10^{16}+2}{10^{15}+2}\)
b,\(C=\frac{2017^{15}+1}{2017^{16}+1}vaO=\frac{2017^{16}-1}{2017^{17}-1}\)
c,\(E=\frac{99^{15}-1}{99^{16}-1}vaF=\frac{99^{16}+2}{99^{17}+2}\)
So sánh 2 phân số sau \(\frac{10^{2011}+10}{10^{2012}+10}v\text{à}\frac{10^{2012}-10}{10^{2013}-10}\)
So sánh A và B biết:\(A=\frac{10^{15}+1}{10^{16}+1}vàB=\frac{10^{16}+1}{10^{17}+1}\)
So sánh A=\(\frac{17^{18}+1}{17^{19}+1}v\text{à}B=\frac{17^{17}+1}{17^{18}+1}\)
So sánh:
\(A=\frac{10^{15}+1}{10^{16}+1}\)và \(B=\frac{10^{16}+1}{10^{17}+1}\)
So sánh Avà B:
\(A=\frac{10^{15}+1}{10^{16}+1};B=\frac{10^{16}+1}{10^{17}+1}\)